CVE-2016-7949

CRITICAL

X.org libXrender < 0.9.10 - Buffer Overflow in XvQueryAdaptors and XvQueryEncodings

Title source: llm

Description

Multiple buffer overflows in the (1) XvQueryAdaptors and (2) XvQueryEncodings functions in X.org libXrender before 0.9.10 allow remote X servers to trigger out-of-bounds write operations via vectors involving length fields.

References (9)

Core 9

Core References

Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack

http://www.securitytracker.com/id/1036945

Third Party Advisory vendor-advisory x_refsource_gentoo

https://security.gentoo.org/glsa/201704-03

Patch x_refsource_confirm

https://cgit.freedesktop.org/xorg/lib/libXrender/commit/?id=9362c7ddd1af3b168953d0737877bc52d79c94f4

Third Party Advisory, VDB Entry vdb-entry x_refsource_bid

http://www.securityfocus.com/bid/93366

Mailing List, Third Party Advisory vendor-advisory x_refsource_fedora

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZHUT5YOSWVMBJNWZGUQNZRBFIZKRM4A6/

Mailing List mailing-list x_refsource_mlist

http://www.openwall.com/lists/oss-security/2016/10/04/4

Mailing List, Third Party Advisory vendor-advisory x_refsource_fedora

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7WCKZFMZ76APAVMIRCUKKHEB4GAS7ZUP/

Mailing List mailing-list x_refsource_mlist

http://www.openwall.com/lists/oss-security/2016/10/04/2

Various Sources mailing-list x_refsource_mlist

https://lists.x.org/archives/xorg-announce/2016-October/002720.html

Scores

CVSS v3 9.8

EPSS 0.0372

EPSS Percentile 88.5%

Attack Vector NETWORK

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE

CWE-20 CWE-787

Status published

Products (3)

fedoraproject/fedora 24

fedoraproject/fedora 25

x.org/libxrender < 0.9.9

Published Dec 13, 2016

Tracked Since Feb 18, 2026